diff options
| author | David S. Miller <davem@davemloft.net> | 2012-10-02 23:02:10 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-10-02 23:02:10 -0400 |
| commit | 954f9ac43b87b44152b8c21163cefd466a87145e (patch) | |
| tree | 31c4197f975c66c96976948663e6ce844900b41a /arch/ia64/kernel/process.c | |
| parent | 1b62ca7bf5775bed048032b7e779561e1fe66aa0 (diff) | |
| parent | 7fe0b14b725d6d09a1d9e1409bd465cb88b587f9 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
There's a Niagara 2 memcpy fix in this tree and I have
a Kconfig fix from Dave Jones which requires the sparc-next
changes which went upstream yesterday.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/ia64/kernel/process.c')
| -rw-r--r-- | arch/ia64/kernel/process.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index dd6fc1449741..ee31fe9b310e 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -29,6 +29,7 @@ #include <linux/kdebug.h> #include <linux/utsname.h> #include <linux/tracehook.h> +#include <linux/rcupdate.h> #include <asm/cpu.h> #include <asm/delay.h> @@ -196,8 +197,8 @@ do_notify_resume_user(sigset_t *unused, struct sigscratch *scr, long in_syscall) ia64_do_signal(scr, in_syscall); } - if (test_thread_flag(TIF_NOTIFY_RESUME)) { - clear_thread_flag(TIF_NOTIFY_RESUME); + if (test_and_clear_thread_flag(TIF_NOTIFY_RESUME)) { + local_irq_enable(); /* force interrupt enable */ tracehook_notify_resume(&scr->pt); } @@ -279,6 +280,7 @@ cpu_idle (void) /* endless idle loop with no priority at all */ while (1) { + rcu_idle_enter(); if (can_do_pal_halt) { current_thread_info()->status &= ~TS_POLLING; /* @@ -309,6 +311,7 @@ cpu_idle (void) normal_xtp(); #endif } + rcu_idle_exit(); schedule_preempt_disabled(); check_pgt_cache(); if (cpu_is_offline(cpu)) |